Doctor Who star David Tennant and his latest assistant Catherine Tate have attended the launch of the BBC show's fourth series in central London.

Neither would be drawn, however, on their future in the programme beyond the three specials planned for 2009.

People in China are able to access English language stories on the BBC News website in full, after years of strict control by Beijing.

The Communist authorities often block news sites such as the BBC in a policy dubbed the "great firewall of China".

But BBC staff working in China now say they are able to access news stories that would have been blocked before.

Is it just me, or does the way the Pakistani government officials are vehemently insisting this was an accident, and that the cause of death was hitting her head on the sunroof cause anyone else to shudder? seems so strange, and frankly, inappropriate

One of her assistants, Sherry Rehman, who was in the car, is emphatically disputing this...

"She was bleeding profusely, as she had received a bullet wound in her neck. My car was full of blood. Three doctors at the hospital told us that she had received bullet wounds. I was among the people who gave her a final bath. We saw a bullet wound in the back of her neck," she said. "What the government is saying is actually dangerous and nonsensical. They are pouring salt on our wounds. There are no findings, they are just lying."

are the govenment in denial? is it a cover up? or do they simply think this stance will defuse some of the tension?

I think it will only serve to stir up more trouble

this is so strange... the victim was apparently saving one of the brothers who was being attacked.. the brothers survived but are not co-operating with the cops